2020 MERCEDES-BENZ GLA check engine

Trans
mission pos ition s 0045 Park
position
Thi spre vents thevehiclefro mrol l-
ing away when stop ped.
Onl yshi ftthe transmi ssion toposi-
tio n005D when the vehicleis sta tion-
ar y. The parkin glock sho uld not be
us ed asabra kewhen parkin g.
Alw aysap plythe electro nicparkin g
bra keinad ditio nto the parkin glock
in ord erto sec urethe vehicle.
In the eventofama lfunctio nof the
veh icle's electro nics,the transmi s-
si on maylo ck inpo sitio n005D. Have
the vehicleelectro nicschecked
imm ediatel yat aqu alifi ed speci alist
wo rksh op.
Pa rk positio n005D isau toma tically
eng aged if:
R yousw itch offthe engineusing
the Sma rtKeyand remove the
Sma rtKey
R yousw itch offthe engineusing
the Sma rtKeyor using the Star t/
Stop button andopen the driver 's
do or orfro nt-pa ssenge rdo or
R youop en the driver 'sdo or wh en
the vehicleis sta tionar yor wh en
dri vin gat aver ylo w sp ee dand
the transmi ssion isin po sitio n005B
or 005E 0046 Rev
ersege ar
Onl yshi ftthe transmi ssion into
po sitio n005E when the vehicleis sta -
tio nar y. 0044 Neu
tral
Do not shiftthe transmi ssion to005C
wh ile dri vin g.The automa tictrans-
mis sion cou ldothe rwise be dam-
ag ed .
No powe ris tra nsmi ttedfromthe
eng inetothe drive wheels.
Re leas ing the brakes willal lo w yo u
to mov ethe vehiclefre ely, e.g .to
pu sh itor tow it.
If ESP ®
is de acti vated orfaulty: shift
the transmi ssion topositio n005C if
the vehicleis in da nge rof ski dding ,
e.g .on icy roads.
If yo usw itch theengineoffwith the
tra nsmi ssion inpo sitio n005E or005B,
the automa tictransmi ssion shifts to
005C automa tically.
! Co
asting inneu tral005C may
cau sedama getothe drive train. 003A Dri
ve
The automa tictransmi ssion
cha nge sge ar automa tically. All
for wa rdgearsar eav ailabl e. Dri
ving tips
Ch ang ingge ar The
automa tictransmi ssion shifts thro ughthe
ind ividu alge arsau toma tically wh en itis in
tra nsmi ssion positio n005B. Thisau toma ticgear
shi fting behavio ris de term inedby :
R the selecte ddri ve pro gram
R the positio nof the accelera tor pedal
R the roadsp ee d
Ac celerator pedalpos ition Yo
ur sty leof dri vin ginfl uences howtheauto-
ma tic transmi ssion shifts gear:
R little thro ttle:ea rly upshi fts
R mor ethro ttle:la te upshi fts Au
tomati ctrans mission
137Dr ivi ng andparki ng Z

Befor
ethe engi nespe edrea ches thered area,
an upshi ftindi cator willbe show nin the multi-
functi ondispl ay.
X Shift torecom mende dgea r0043 whe nmes-
sag e0044 isshow nin the multifunction dis-
pl ay .
Ki ckdo wn X
For maxi mum acceleration, dep ress the
acce lerator pedalbey ond thepressu re
poi nt.
The automa tictransm ission shifts toalow er
gea rdep endi ngon the engi nespe ed.
X Shift back up once thedesiredspe edis
rea ched . Duri
ngkickdo wn,youcannot shiftgea rsusi ng
the stee ring wheelpa ddl eshi fters.
If yo uap plyful lthrottle ,the automa tictrans-
mis sionshi fts uptothe next gearwhe nthe
maxi mum enginespe edisrea ched .Thi spre -
vents theengi nefrom overrevvi ng.
Merc edes-AMG vehicle s: itis only possible
to use kickdo wnintempo rarymanu aldri ve
prog ramM.Whe nmanu aldri ve prog ramMis
per mane ntlyactivate d,kickdo wnisnot possi-
bl e. Prob
lems with the transmis sion Prob
lem Pos
siblecaus es/c on sequen cesand 0050 0050
Sol utio ns The
transm ission has
prob lemsshi fting gear. The
transm ission islos ing oil.
X Have thetransm ission checke dat aqu alifi ed spe cialist wor kshop
imme diatel y. The
acce leration ability
is dete riorati ng.
The transm ission no
long ershi fts into allof
the gears.
Re vers egea rcan no
long erbe enga ged. The
transm ission isin eme rgency mode.
X Stop thevehi cle.
X Shift thetransm ission topos ition005D.
X Swi tch offthe engi ne.
X Wa itat lea stten seco ndsbefore resta rting theengi ne.
X Shift thetransm ission topos ition005B.
X Have thetransm ission checke dat aqu alifi ed spe cialist wor kshop
imme diatel y. Refue
ling Impo
rtant safetynotes G
WARNI
NG
Fue lis hig hly flammab le.Risk offire and
expl osion byimp rope rhand ling offue l. You
mustavo idfire ,ope nfla mes, smoki ng
and crea ting sparks. Switch offthe ignition
bef ore refu eling and ,if pre sent, switch off
the auxiliary hea ting. 142
Refue
lingDri vin gand parking

Opening
thefuel filler flap 0043
Toopen thefuel filler flap
0044 Tire pressure table
0087 Toinsert thefuel filler cap
0085 Instruct ionlabel forfuel type tobe refu-
eled
X Switc hoff the engine .
X Remove theSmart Keyfrom theignition
lock.
or, invehicles withKEYLE SS-GO start -function
or KEYLE SS‑GO
X Open thedriver's door.
The vehicle electronics arenow inposition
005A. This isthe same asthe Smart Keyhaving
been removed.
X Press thefuel filler flapinthe direct ionof
arrow 0043.
The fuel filler flapswings up. X
Turn thefuel filler capcount er-clockwise
and remove it.
X Inser tthe fuel filler capinto theholder on
the inside offuel filler flap0087.
X Completely insertthefiller neck ofthe fuel
pump nozzleinto thetank ,hook inplace
and refuel.
X Only fillthe tank untilthepump nozzle
switches off.
i Do
not add anymore fuelafter thepump
stops fillingforthe first time. Otherwise, fuel
may leakout.
Closing thefuel filler flap X
Replace thecap onthe filler neck andturn
clock wiseuntilitengages audibly.
X Close thefuel filler flap.
Close thefuel filler flapbefore lockingthe
vehicle.
If you aredriving withthefuel filler capopen,
the 00B6 reserv efuel warning lampflashes. A
message appearsinthe multifunc tiondisplay
(Y page 219).
In addition, the00B9 Check Engine warning
lamp maylight up(Ypage 239).
For furth erinfor mation onwarning andindica-
tor lamps inthe instrument cluster,see
(Y page 239). 144
RefuelingDriving
andparking

G
WARNING
Flamma blemateria lsuch aslea ves, grass or
twigs mayignite ifthey come intocontact
with hotparts ofthe exhau stsystem. There
is arisk offire.
When drivingon anunpa vedroad oroff-
road ,check thevehicl eunders ideregu larly.
In particu lar,remove trappedpla ntparts or
other flamma blemateria l.Contact aqua li-
fied speci alist worksho pimmed iatelyif dam-
age isdetected.
! There
isarisk ofdama getothe vehicl eif:
R the vehicl ebecome sstuck, e.g.onahigh
curb oran unpa vedroad
R you drive toofast over anobstacl e,e.g. a
curb, aspee dbump orapothol ein the
road
R ahea vyobject strikes theunderb odyor
parts ofthe chassi s
In situa tions likethis, thebody ,the under-
body ,chassi sparts, wheelsor tires couldbe
dama gedwitho utthe dama gebeing visib le.
Comp onents damagedinthis way canunex-
pectedl yfail or,inthe case ofan accide nt,
no longer withsta ndthe loadsthey are
desi gned to.
If the underb odypanel ingisdama ged,com-
bus tible materia lssuch aslea ves, grass or
twigs cangather betweenthe underb ody
and theunderb odypanel ing.Ifthese materi-
als come incontact withhotparts ofthe
exhau stsystem, theycancatch fire.
In such situations, havethevehicl echecked
and repa iredimmed iatelyat aqua lified spe-
cial istworksho p.Ifon continuing yourjour-
ney you notice thatdrivingsafety is
impa ired,pul lover andstop thevehicl e
immed iately,pay ing attention toroad and
traffic conditions. Insuch cases, consult a
qua lified speci alist worksho p.
The vehicl eis only designed foreasi lynegotia -
ble off-road terrainandpoor roadsurfaces.
When drivingoff-road ,sub stances suchas
sand, mudandwate ror wate rmixed withoil
may getinto thebrakes .This couldresu ltin a
redu cedbraki ngeffect orintotal brake failure
and alsoin increas edwea rand tear. Thebrak-
ing chara cteristics changedepending onthe
materia lentering thebrakes .Cle anthe brakes
after drivingoff-road .If you detect aredu ced braki
ngeffect orgrindi ngnoises ,have the
brake system checked inaqua lified speci alist
worksho pas soon aspossi ble.Adapt your
drivi ngstyle tothe differ entbraki ngchara cter-
istics.
Driving off-road increasesthe likel ihoo dof
dama getothe vehicl e,whi ch, inturn, canlead
to fail ure ofthe mechani calasse mbly orsys-
tems. Adapt yourdrivi ngstyle tosui tthe ter-
rain conditions. Drivecarefu lly.Have damage
to the vehicl erectified immediatelyat aqua li-
fied speci alist worksho p.
Do not shift intotransmissi onposi tion 005C
when drivingoff-road .You couldlose control
of the vehicl eif you attempt tobrake thevehi-
cle using the service brake.Ifthe grad ientis
too steep foryou rvehicl e,drive backdownin
reverse gear.
Gene ralnote s H
Envi
ronmental note
Protection ofthe environment isof prima ry
importa nce.Treatnature withrespe ct.
Observe allprohi biting signs.
Rea dthis section carefullybefore drivingyou r
vehicl eoff-road .
Off-road drivingisonly possi blewith the
ON&OFFROAD package.
The followi ngdrivi ngsystems arespeci ally
ada pted fordrivi ngover easilynegotia bleoff-
road terrain:
R Off-road program(Y pag e170)
R Off-road ABS(Ypag e60)
R Off-road 4ETS(Ypag e64)
R Off-road ESP®
(Y pag e66)
R DSR (Downhi llSpeed Regulation)
(Y pag e169)
Observe thefollowi ngnotes:
R Stop thevehicl ebefore starting todrive
alo ng anoff-road route.Ifnecessa ry,acti-
vate theoff-road program(Y pag e132) .
R To avoi ddama gingthevehicl e,make sure
there isalw ayssuffi cient groundclea rance.
R Che ckthat items oflug gage andloadsare
stowed safelyand arewellsecure d
(Y pag e256).
R Alwa yskeep theengine running andingea r
when drivingon adow nhill gradient. Acti-
vate DSR (Ypag e169) . 154
Drivi
ngtipsDrivi ngand parking

R
Driv eslow lyand evenly,if nece ssaryat a
wa lking pace.
R Ensu retha tthe wheelsarein conta ctwith
the ground atalltime s.
R Driv ewi th extre mecareon unf amilia roff -
roa drou tes where visibility ispo or. For
sa fety reasons ,ge tou tof the vehiclefir st
and surve ythe off-roa drou te.
R Ch eck thedepth ofwa ter befor efor ding riv-
ers and streams.
R Wa tch outfor obsta cles.
R Take car ewh en turning onanuphillor
do wnh ill sl op eor wh en drivin gacr oss a
sl op e.The vehiclecou ldothe rwise tip ove r.
R Alw ayskee pthe side windo wsand thepan-
ora ma roofwi th powe rtil t/sl iding panel
clo sed durin gthe journey .
R Do not devia tefro mma rked routes.
R Do not usethe HOLD functio nwh en drivin g
off -roa d,on stee pup hillor downh ill gra di-
ents oron slip pe ry or loose surfa ces .The
HOLD functio ncanno thol dthe vehicleon
su ch surfa ces .
Ch eckli st before driv ingof f-ro ad X
En gine oille ve l:che ckthe engineoille vel
and addoilif nece ssary.
Wh endrivin gon stee pgra dients ,the engine
oi lle vel mustbe sufficie ntly high toens urea
corr ectoilsu pp lyin the vehicle.
X Whe elsand tires:che ckthe tire trea d
de pth and tirepressu re.
X Ch eck fordama geand remove anyforeign
ob jects ,e.g .sma llstone s,fro mthe wheels/
tire s.
X Re place anymissing valve cap s.
X Re place dented ordama gedwh eels.
X Rims :de nted orbent rim scan resultin a
lo ss oftire pressu reand dama gethe tire
be ad.Befo redrivin goff -roa d,che ckthe
wh eelsand replace the mifnece ssary.
Ch eckli st afte rdriv ingof f-ro ad !
If
yo ude tect dama getothe vehicleaf ter
dri vin goff -roa d,have the vehicleche cked
imm ediatel yat aqu alifi ed speci alistwo rk-
sho p.
X Dea ctivate off-roa dpro gram(Y page 132) .
X Dea ctivate DSR (Ypage 169 ). X
Clea nthe headlamps andrearlights and
che ckfor dama ge.
X Clea nthe frontand rearlicens eplate s.
X Clea nthe wheelsand tireswi th awa ter jet
and remove anyforeign objects .
X Clea nthe wheels,wh eelhou sings and the
veh icleund erside wi th awa ter jet; checkfor
any foreign objects anddama ge.
X Ch eck wheth ertwi gsorothe rpa rts ofplants
ha ve become trapped.The seincr ease the
ris kof fireand candama gefuel pipe s,bra ke
hos esorthe airbe llow sof the axlejoi nts
and propeller sha fts.
X After thetrip,exa min ewi thou tfa ilthe entire
und erca rriag e, wh eels,tire s,bra kes ,bo dy-
wo rkstru ctur e,stee ring,cha ssisand
exh aust system fordama ge.
X After drivin gin sand, mud,gra vel,wa ter or
si mil ardirty cond itions, have the followi ng
che cked andcleane d:
R bra kediscs
R wh eels
R bra kepads
R axl ejoi nts
X Ifyo ude tect strongvibratio ns after off-roa d
tra vel ,che ckfor foreign objects inthe
wh eelsand drive trainand remove themif
nece ssary.Fore ign ob jects candistu rbthe
ba lance and causevibratio ns.
Driv ingoverpo or roa dsu rfa ces place sgre ater
de ma nds onyour veh icletha ndri vin gon nor-
ma lroa ds.After drivin goff -roa d,che ckthe
veh icle. Thi sal lo ws youto detect dama ge
pro mptl yand reduce theriskof an acc ident to
yo ursel fand othe rroa dus ers .
Dri ving on san d Ob
ser vethe followi ng ruleswh en drivin gon
sa nd:
R Activ atethe off-roa dpro gram(Y page 132 ).
R Avoi dhigh eng inespee ds.
R Use theleft-ha ndstee ringwh eelpa dd le
shi fter toshi ftto alowe rge ar appro priate to
the terrain. Dr
ivi ng tips
155Dr ivi ng andparki ng Z

Engine
Disp
laymes sages Possi
blecauses/cons equences and0050 0050
Solu tions 00BD
Che ckCoolant Che
ckCoolant
Lev elSee Opera‐ Lev
elSee Opera‐
tor 'sManual tor
'sManual The
coolant levelis toolow.
! Av
oid longer journ eys when there isins ufficie ntcoo lant inthe
eng inecoo ling system. You couldot her wise damag eth eeng ine.
X Add coolant ,obse rving thewarn ingnotesbefo redoin gso
(Y page 277).
If you have toaddcoolan tfr equ ently:
X Con tacta qualifi edspec ialist workshopand have theeng inecoo l-
ing syst emcheck ed. 00AC The
fanmot orismalf unctionin g.
X At coo lant temper aturesbelow 248‡ (12 0†) ,dr ive to the near-
est qualifi edspec ialist workshop.
X Av oid heav yloads ontheeng ineasyou doso, e.g.driv ingin
moun tainous terrain and stop- and- gotraff ic. 00AC
Coo lantToo Hot Coo
lantToo Hot
Sto pVeh icleTur n Sto
pVeh icleTur n
Eng ine Off Eng
ine Off The
coolant istoohot .
A warn ingtone also soun ds.
G WAR
NING
Do notdriv ewhen yourengineisove rheated.This cancaus esom e
fluids whichmay have leakedintoth eeng inecom partmen tto cat ch
fir e.
St eam from theove rheatedeng inecan also causeser ious burns
whic hcan occurjus tby open ingthehood .
Ther eis arisk ofinjury.
X Pull overand stop theveh icle safe lyand switchoff theeng ine,
paying attent ion toroad andtraff iccon dition s.
X Sec ure theveh icle again stroll ing away (Ypage 145).
X Wait untilth eeng inehas cooleddown .
X Mak esure that theair supply totheeng ineradiat orisno t
bloc ked, e.g .by snow, slush orice .
X Do notst art theeng ineagain untilth edisplay message goes out
and thecoo lant temper atureis below 248‡ (12 0†). Other wise,
th eeng inecoul dbe damage d.
X Pay attent ion tothecoo lant temper aturedisplay.
If th etem peratur eincr eases again:
X Visit aqualifi edspec ialist workshop immediat ely.
Un der norm aloper atingcon dition sand with thespec ified coolant
leve l,th ecoo lant temper aturemay riseto248‡ (12 0†). 218
Displa
ymes sagesOn-boar dcomp uter and displa ys

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00BB
0051
The yellow ESP®
OFF warning lamp islit whi lethe engine isrunning.
ESP ®
is dea ctivated. ESP®
wil lnot stabi lizethevehicl eif it starts toskid orifa
whee lstarts tospin.
G WARNING
If ESP ®
is swi tched off,ESP ®
is unab leto stabi lizethevehicl e.
Further drivingsystems ordrivi ngsafety systems arethus restricted.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Rea ctivate ESP®
.
In rare cases (Ypag e65) ,it may bebest todea ctivate ESP®
.
Observe theimpor tantsafety notesonESP ®
(Y pag e64).
X Adapt yourdrivi ngstyle tosui tthe road andweather conditions.
If ESP ®
cannot beactiva ted:
X Drive oncarefu lly.
X Contact aqua lified speci alist worksho pand have ESP®
checked. 0074
0051
Mercede s-AMGvehiclesonly :
The yellow SPORT handlingmode warninglamp islit whi lethe engine isrunning.
SPORT handlingmode isactiva ted.
G WARNING
When SPORT handlingmode isswi tched on,ESP ®
is unab leto stabi lizethevehi-
cle.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Only switch toSPORT handlingmode inaccorda ncewith theconditions
descri bedinthe "Activating/d eactivatingESP®
" section (Ypag e65) . 00E500BB
0051
The yellow ESP®
and ESP®
OFF warni nglamp sare litwhi lethe engine isrun-
ning.
ESP ®
,BAS, Active BrakeAssist, theHOLD function andhillstart assistare not
ava ilable due toamalfu nction.
ATTENTION ASSISTisdea ctivated.
G WARNING
The brake system continues tofunction normally,but witho utthe functions lis-
ted above.
The braki ngdista nceinan emerge ncybraki ngsitua tioncanthus increas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. Warning
andindic atorlamps inthe instrum entcluster
237On-boardcomput erand displays Z

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00E500BB
0051
The yellow ESP®
and ESP®
OFF warning lamp sare litwhi lethe engine isrun-
ning.
ESP ®
,BAS, theHOLD function andhillstart assistare tempora rilyunava ilable .
Active BrakeAssist mayhave alsofail ed.
ATTENTION ASSISTisdea ctivated.
Self-di agnosi sis not yetcomple te
G WARNING
The brake system continues tofunction normally,but witho utthe functions lis-
ted above.
The braki ngdista nceinan emerge ncybraki ngsitua tioncanthus increas e.
If ESP ®
is not opera tional,ESP ®
is unab leto stabi lizethevehicl e.
There isan increas edrisk ofskiddi ngand anaccide nt.
X Ca reful lydrive asui table distance,making slightsteering movements ata
spee dabo ve12 mph (20km/h) .
The functions mentioned aboveare available againwhen thewarni nglamp
goes out.
If the warning lamp isstill on:
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Visi ta qua lified speci alist worksho pimmed iately. 00240049
0051
0049 (USAonly),0024 (Canada only):the red indica torlamp forthe electric
parki ngbrake flashes orlights upand/or theyellow warni nglamp forthe elec-
tric parki ngbrake lights up.
X Observe theadditiona ldisp laymessa gesinthe multi function display. 0075
0051
The redrestrai ntsystem warning lamp islit whi lethe engine isrunning.
The restrai ntsystem ismalfu nctioning.
G WARNING
The airbag sor Emergency TensioningDevices mayeither betriggere duninten-
tional lyor, inthe event ofan accide nt,may notbetriggere d.
There isan increas edrisk ofinjury .
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Contact aqua lified speci alist worksho pand have therestrai ntsystem
checked.
For further informati onabo utthe restrai ntsystem, see(Ypag e39). 238
Warning
andindic atorlamps inthe instrum entclusterOn-bo ardcomput erand displays